[Hemagglutination and the virus of avian smallpox].
D000818:Animals; D001717:Birds; D006384:Hemagglutination; D006386:Hemagglutination Tests; D012899:Smallpox; D012901:Variola virus; D014780:Viruses
SMALLPOX; VIRUSES
Hemagglutination et virus de la voriole aviaire.